Pizza is sold fresh or frozen, and whole or in portion-size slices. Methods have been developed to overcome challenges such as preventing the sauce from combining with the dough, and producing a crust that can be frozen and reheated without becoming rigid....

An early reference to a pizza-like food occurs in the Aeneid, when Celaeno, queen of the Harpies, foretells that the Trojans would not find peace until they are forced by hunger to eat their tables....

Authentic Neapolitan pizza is made with San Marzano tomatoes, grown on the volcanic plains south of Mount Vesuvius and either mozzarella di bufala campana, made with milk from water buffalo raised in the marshlands of Campania and Lazio, or fior di latte....